Khun Dan Prakan Chon Formerly called Klong Tha Dan Dam Dam is a concrete crushing Thailand's longest and the world. Located at Ban Tha Dan Stone, Muang district, Nakhon Nayok. Created works of King. To store water during the rainy season to the dry season. The objective is to flood the house of representatives. Farms and farmland in the rain. The building housing the original Tha Dan dam
Khun Dan Prakan Chon open to tourists views over the dam. Overlooking downtown and Khao Yai National Park, Nakhon Nayok the dam. You can also rent a boat to see the waterfalls located deep in the reservoir of the dam.